Home / 160,151.32-221,005.60-88,534.36

Finding the Fourth Proportional to 160,151.32, 221,005.60 and 88,534.36

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Solution

The fourth proportional to 160,151.32, 221,005.60 and 88,534.36 is: 122,175.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,151.32 : 221,005.60 = 88,534.36 : x
  2. Step 2: Convert to fraction form
    160,151.32/221,005.60 = 88,534.36/x
  3. Step 3: Cross multiply
    160,151.32x = 221,005.60 × 88,534.36
  4. Step 4: Simplify right side
    160,151.32x = 19,566,589,352.42
  5. Step 5: Solve for x
    x = 19,566,589,352.42/160,151.32
  6. Step 6: Final answer
    x = 122,175.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.